Duggan, É., & Ó hAodha, S. (1919). Letter from E.J. O'Duggan [Éamonn Duggan] to Séamus Ó hAodha asking to meet his "important witness" and to bring a short statement on P.T. Daly's association with the Irish Labour movement, in preparation for Ó hAodha's legal case against Daly.

Duggan, Éamonn, and Séamus Ó hAodha. Letter from E.J. O'Duggan [Éamonn Duggan] to Séamus Ó HAodha Asking to Meet His "Important Witness" and to Bring a Short Statement on P.T. Daly's Association with the Irish Labour Movement, in Preparation for Ó HAodha's Legal Case Against Daly. 1919.